detector coil

de·tec·tor coil

a coil used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, for example, body coil, head coil.

de·tec·tor coil

(dĕ-tek'tŏr koyl)
A coil used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, e.g., body coil, head coil.
References in periodicals archive ?
To virtually eliminate false rejects, a "Faraday Screen," located between the detector coil system and the product being inspected, filters out signals that can interfere.
Metal detectors with newly designed detector coil systems for enhanced sensitivity detect all types of metal (nonferrous, ferrous and stainless steel) in a moving stream of resin pellets or powder.
Conductive products, such as tablets containing iron, generate a significant disturbance in the detector coil current--a phenomenon known as `product effect'--even when completely free of metallic contamination.
This demagnetizes a "window" in the magnetized fluid and the window is discerned by the detector coil as a momentary drop in output signal.